Invention Application

MOTOR AND ROTARY DRIVE APPARATUS
Abstract:
A motor includes a stationary portion including a stator, and a rotating portion supported to be rotatable about a central axis extending in a vertical direction with respect to the stationary portion. The rotating portion includes a rotor hub portion extending in an annular shape around the central axis, a magnet including a pole surface radially opposite to the stator, a yoke fixed to a radial outside of the magnet, and connected to the rotor hub portion, a flywheel axially above the rotor hub portion, a first seal portion extending in an annular shape radially outside of the yoke; and a second seal portion extending in an annular shape radially outside of the first seal portion.
Information query
Patent Agency Ranking
0/0